[Fortunately for her (unfortunately?) Rakka has neither of those things. And a tail tucked away would just be uncomfortable \:]

Well, Haibane look a lot like Humans do! But we're still different.

[....She still hasn't explained. hmm.]

Haibane are supposed to have wings, for starters. See?

[Not waiting for an answer, Rakka spun around, giving Yang a look at her back... and the long slits sewn into the back of her jacket. Obviously, there's nothing there now.]